Alert archive / Connecticut / Special Weather Statements in 2016

Special Weather Statement, NWS Boston/Norton, MA

August 6, 2016

NWS Boston/Norton, MA issued this special weather statement at Aug 6, 2016, 5:13 PM EDT. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 6, 2016, 5:13 PM EDT (21:13 UTC)
Expired
Aug 6, 2016, 6:00 PM EDT
In force
47 min
Issued by
NWS Boston/Norton, MA

The radar

The Boston radar (KBOX), 92 km from the middle of the area, began a volume at 21:17 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.2 hours before the alert went out and 111 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2016-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 252 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2016-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
252 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
685 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

119 
WWUS81 KBOX 062113
SPSBOX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
513 PM EDT SAT AUG 6 2016
 
CTZ003-004-062200-
WINDHAM CT-TOLLAND CT-
513 PM EDT SAT AUG 6 2016

...STRONG THUNDERSTORM IN SOUTHERN TOLLAND COUNTY...

AT 512 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
BOLTON...OR NEAR MANCHESTER CONNECTICUT...MOVING EAST AT 30 MPH.

PEA SIZE HAIL, WINDS IN EXCESS OF 30 MPH, AND LOCALLY HEAVY
DOWNPOURS WILL ACCOMPANY THIS STORM.

LOCATIONS IMPACTED INCLUDE...
MANSFIELD...WINDHAM...WILLIMANTIC...COVENTRY...HEBRON...BROOKLYN...
COLUMBIA...CANTERBURY...BOLTON...ANDOVER...CHAPLIN...
HAMPTON AND SCOTLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

&&

LAT...LON 4181 7199 4167 7202 4169 7221 4171 7224
      4170 7225 4169 7227 4171 7246 4179 7247
TIME...MOT...LOC 2112Z 270DEG 27KT 4175 7244 

$$
FIELD

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 6, 3:23 PM EDTSpecial Weather StatementBOXMiddlesex22 min
Aug 6, 3:55 PM EDTSpecial Weather StatementBOXEssex35 min
Aug 6, 4:17 PM EDTSpecial Weather StatementBOXBristol28 min
Aug 6, 4:46 PM EDTSpecial Weather StatementBOXWorcester44 min
Aug 6, 5:28 PM EDTAreal Flood AdvisoryBOXHampden, Worcester2 hr
Aug 6, 5:42 PM EDTSevere Thunderstorm WarningBOXNorfolk, Worcester33 min
Aug 6, 6:11 PM EDTSpecial Marine WarningBOX49 min
Aug 6, 6:13 PM EDTSevere Thunderstorm WarningBOXBristol, Norfolk34 min
Aug 6, 6:18 PM EDTSpecial Marine WarningBOX42 min
Aug 6, 3:33 PM EDTSpecial Weather StatementBOXWashington42 min
Aug 6, 6:05 PM EDTSpecial Weather StatementBOXBristol, Kent, Providence55 min

Nearby

Special Weather Statements in Connecticut, 2016Every special weather statement in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.